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2. State&ClassMatter
states and classification of matter
Term | Definition |
---|---|
matter | anything that has mass and volume; made of atoms |
element | simplest form of matter; organized on the Periodic Table with smallest unit being the atom |
compound | pure substance made of 2+ elements chemically combined with new and unique properties |
mixture | combination of 2+ substances that are physically combined that keep the properties |
pure substance | substance that is identical regardless of where it is found or where it is located in |
solid | state of matter; definite shape and volume with high intermolecular force and low KE |
liquid | state of matter; definite volume, no definite shape- medium KE and intermolecular force |
gas | state of matter; indefinite shape and volume- high KE, low intermolecular force |
plasma | state of matter at extremely high temperatures that the atom has been blown apart- releasing electrons to result in + and - charged particles |
boiling point | temperature at which a liquid turns into a gas |
freezing point | temperature at which a liquid turns into a solid |
atom | building block of matter |